3-oxo-2-[(9-oxo-9H-fluoren-4-yl)methylene]butanenitrile 、
6-isopropoxy-2,4-pyrimidinediamine 在
氩 、
异丙醇 作用下,
以
异丙醇 为溶剂,
反应 6.0h,
以74 mg (59% of theory) of the title compound are obtained as a white solid的产率得到2-amino-4-isopropoxy-7-methyl-5-(9-oxo-9H-fluoren-4-yl)-5,8-dihydropyrido[2,3-d]pyrimidine-6-carbonitrile